31903668

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{727}}^1$

素因数の和:813

約数の個数: 72

約数和(自身を含む): 85857408

約数和(自身を除く): 53953740

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 53, 69, 92, 106, 138, 159, 207, 212, 276, 318, 414, 477, 636, 727, 828, 954, 1219, 1454, 1908, 2181, 2438, 2908, 3657, 4362, 4876, 6543, 7314, 8724, 10971, 13086, 14628, 16721, 21942, 26172, 33442, 38531, 43884, 50163, 66884, 77062, 100326, 115593, 150489, 154124, 200652, 231186, 300978, 346779, 462372, 601956, 693558, 886213, 1387116, 1772426, 2658639, 3544852, 5317278, 7975917, 10634556, 15951834, 31903668]

約数ペア:

[(1, 31903668), (2, 15951834), (3, 10634556), (4, 7975917), (6, 5317278), (9, 3544852), (12, 2658639), (18, 1772426), (23, 1387116), (36, 886213), (46, 693558), (53, 601956), (69, 462372), (92, 346779), (106, 300978), (138, 231186), (159, 200652), (207, 154124), (212, 150489), (276, 115593), (318, 100326), (414, 77062), (477, 66884), (636, 50163), (727, 43884), (828, 38531), (954, 33442), (1219, 26172), (1454, 21942), (1908, 16721), (2181, 14628), (2438, 13086), (2908, 10971), (3657, 8724), (4362, 7314), (4876, 6543)]